Mirador viewer

TypeError: Failed to fetch

{
  "manifest": {
    "error": "TypeError: Failed to fetch",
    "id": "https://dam-girolamini.cultura.gov.it/girolamini/containers/5kMXzga/manifest",
    "isFetching": false
  },
  "window": {
    "collectionIndex": 0,
    "companionAreaOpen": true,
    "companionWindowIds": [
      "cw-fa0d6b6e-5d1e-4368-87a1-1bbc076e3a95",
      "cw-e29b1453-af9c-4742-a2da-556ff58e3c17"
    ],
    "draggingEnabled": true,
    "highlightAllAnnotations": false,
    "id": "window-019eacbe-d0e4-483f-acf3-33749581ca52",
    "manifestId": "https://dam-girolamini.cultura.gov.it/girolamini/containers/5kMXzga/manifest",
    "maximized": false,
    "rangeId": null,
    "rotation": null,
    "selectedAnnotations": {},
    "sideBarOpen": false,
    "sideBarPanel": "info",
    "thumbnailNavigationId": "cw-e29b1453-af9c-4742-a2da-556ff58e3c17"
  }
}